Questions tagged [oceanography]

Oceanography is the branch of Earth science that studies the ocean. It is also known as oceanology.

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Why was the temperature change greater in higher latitudes than in lower latitudes during the Paleocene/Eocene thermal maximum?

In the "Plankton cooled a greenhouse", which is the article written by Birger Schmitz, it is stated that the subtropical regions became warmer during the PETM(Paleocene/Eocene Thermal Maximum) but the ...
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Finding vessel and wave's angle of attack [closed]

I am finding angle between ship's heading and component in wave (wave's angle of attack), not sure if ES is a right place to ask this type of question. Should it be the difference between mean wave ...
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What are the hottest temperatures ocean life can survive at [closed]

What are the hottest average annual temperature for life in the ocean to withstand? Particularly algae This could include life from all points in earth history.
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How the stepness can be computed at NDBC from site with only dominant wave data and windwave data

Hi guys I have an small question here. At the NDBC website they have at most of the buoys the steepness of the sea at that time and date: http://www.ndbc.noaa.gov/station_page.php?station=46012 ...
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Gulf stream weakening affects on both ends of the system - Europe and Carribean

There have been reports about the Gulf Stream weakening. Everything I have read about this concentrates on the (possibly substantial) cooling this would cause in Europe. If this weakening occurs, ...
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Issues with projection and fig using python and mpl_toolkits.basemap

I currently have depth data that I am plotting with the code below. The problem that I am having has to do with the figure python is spitting out. The figure is really tiny. I have tried a few things ...
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181 views

Is there a formula to calculate shoreline length or water position from ocean?

Assuming in the past the water of the oceans were lower does it also mean that the water was not where it is right now?
 If yes, then how do we calculate approximately where the water would have been ...
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What caused the bend in the Emperor/Hawaii chain islands? [duplicate]

what caused the bend that formed in the emperor seamount chain. I've been looking around on websites but i cant seem to find a simple explanation.
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is the low-compressibility of seawater responsible for its bouyancy?

I'm trying to wrap my head around water's density, low-compressibillity and bouyancy. Are all these 3 things related, if so, how? I'm particularly interested if water's low compresibillity of ...
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Is it possible that a change of the earth magnetic poles influences deep-sea currents?

A deepwater circulation had changed direction about 55 million years ago, whereby salt cold water went from north to south. This was seen after research of foraminifera with carbon isotope change. But ...
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384 views

Can tides at night by consistently higher than in the daytime? [closed]

Can the tides at night be consistently higher than in the daytime in southwest Australia in the port of Fremantle? Also, what is the explanation for the tides being significant during a part of the ...
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Why don't toilets use saltwater? [closed]

My question is in the header. It would seem to be a major environmental benefit if toilets used saltwater in stead of drinkable fresh water, right?
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Sea cave vs Sea arch

How do you distinguish sea cave from sea arch? If I want to classify a crack of sea cliff as sea cave, has it to have a dead end? Would you call a geological formation as a sea cave even a kayak can ...
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If the earth were completely smooth and covered in water, what would occur with ocean waves?

Related to this post: If the Earth were a smooth spheroid, how deep would the ocean be?
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Result of floating-iron-balls in the mid-pacific?

I had an idea to make green islands from mid-pacific plastic: Release a million tons of floating iron balls there, which will stay in the same regions as the plastic and hopefully cause a veritable ...
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Creating a general log sheet for CTD and ADCP for fieldwork

It is close to the deadline for conducting research on a research vessel for the Irish Sea (one month left). I'm currently a student and would like some descriptive observational data/variables needed ...
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Temperature of the earth [closed]

What are the main factors that contribute to the temperature fluctuations/cycles of a location? Is the earth's temperature cycle dictated mainly by the temperature cycle of the ocean? How does the ...
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Does being under water provide any protection from a asteroid?

Does being under or on water provide any protection from an asteroid hitting the opposite side of the Earth over being in or on land or in air? Why? Will the shock wave follow the curvature of the ...
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Increase Evaporation from oceans

I would like to ask you about evaporation from sea water. Can you increase evaporation by spraying seawater to the air? Is there any difference compared to freshwater spraying (aerosol particles)?
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Caspian Sea oil deposits

Azerbaijan appears to have vast development in its oil sector. Images on google earth show oil platforms connected by road ways far out into the Caspian Sea of the coast of Baku. Why is the majority ...
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239 views

Where can i find a shallow-water solver in MATLAB?

I do not know how to solve the shallow water equations in the matrix form in MATLAB. I didn't find anything useful on the internet. I have the specific mathematical equations to solve (please see the ...
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SeaDataNet's NEMO software, stuck on data validation?

I'm new to the community and this is my first question, I would appreciate in advance your patience and your time to read this post. I'm currently processing some oceanographic data such as salinity, ...

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